OSTI, Portugal
Rua Diogo Couto 15B, 2795-070 Linda-a-Velha
tel/whatsapp: +351 937 415 543
email: geral@osti.pt
www.osti.pt

OSTI, Maison Chêvetaine Internationale
22, rue Beaunier - 75014 Paris
tel: +33 140 521 919 fax: +33 140 521 918
email: osti@wanadoo.fr
www.osti.org